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The PLC market concentration is very high, from the sales point of view, the TOP3 manufacturers occupy more than half of the market share, mainly foreign brands, of which Siemens ranks first, the market share of about 47.1% in 2022; Mitsubishi ranks second, with a market share of 12.1%, and there are only three domestic brands in the top 10 manufacturers, namely Huichuan, Delta and Xinjie, but in the future, with the advancement of localization, the market share of domestic brands will gradually increase.

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The top three manufacturers in the PLC market occupy more than half of the market share, mainly foreign brands. China’s small PLC localization rate of about 19%, large and medium-sized PLC localization rate of less than 5%. PLC is the core component to ensure the safety of the industrial control industry chain, the importance of autonomy and control is significant, and the domestic substitution needs are urgent.

The domestic PLC market is very complex, mixed, can be said to be a IS210AEDBH4AGD 
hodgepodge, large and small hundreds of PLC companies are some. But in general, domestic PLC manufacturers can be divided into two camps, that is, project camp and product camp, according to the nature of its industry can be divided into discrete industry automation and process industry automation.